Save Type Surname (from given name) Usage French (Quebec) Pronounced Pron. TRUY-DO [key·IPA] Meaning & HistoryExpand Links From a diminutive of the given name Thouroude, a medieval French form of the Norse name Torvald. This name has been borne by two Canadian prime ministers, Pierre Elliott Trudeau (1919-2000) and his son Justin Trudeau (1971-). Categories diminutives